Comparison

F vs Trend Micro Mobile Security

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

F

This app offers comprehensive mobile security and identity protection. It safeguards your devices from malware, spyware, and phishing attacks, while also providing features to prevent data theft and monitor for data breaches. Enjoy secure browsing and Wi-Fi protection for peace of mind.

Highlights
  • Malware, spyware, adware, and phishing protection
  • Device location tracking and remote lock/wipe
  • Data breach alerts and identity theft protection
  • Secure Wi-Fi and safe browsing with VPN
  • Low battery location saving (Signal Flare)
Features
Read full description

F-Secure provides premium mobile security and identity protection for all your devices. Receive protection from malware and spyware, and rest assured you’re in safe hands with F-Secure Mobile Security, the only all-in-one mobile security app. With our identity theft protection services, you receive instant security from threats and personal data theft. Stay ahead of any malware, spyware, phishing attacks and other threats with the F-Secure Mobile Security app. Protect your devices and identity from threats, stay up-to-date with the latest security protection, and scan for anything suspicious—all in one easy to use mobile security app. Mobile Security - Premium mobile security & identity protection for all of your Apple devices. - Receive protection from malware, spyware, adware, & phishing. Secure Your Device and Personal Data - Receive instant security from threats, and personal data theft. - Locate & Alert: Map the location of your device & make it sound an alarm - even on silent! - Signal Flare: Automatically save your device’s location when the battery is low. F-Secure Security Features - Total mobile security and features to protect your mobile device, data and privacy. - Data Breach Report: Receive alerts on how to secure your data whenever a company, app, or service you use has a data breach. - Data Lock & Wipe: Remotely lock your device, post a custom message & erase your data. Browse The Internet with Confidence - Safe WiFi: Keep your data and internet connection safe and secure from phishing and other Wi-Fi attacks. - Privacy Guard: Prevent redirection to malicious websites - Safe Browsing: Use a VPN service on URLs to alert you of potential threats to your personal information. Personal Data & Identity Protection - Identity theft protection (US only): Enjoy the added benefit of Identity theft protection, an invaluable service that keeps your identity safe from threats. Experience the peace of mind that comes with F-Secure Mobile Security, where your device, data, and identity are our top priorities. Trust F-Secure Mobile Security to protect your privacy and what matters most to you. Insurance coverage is provided by a third-party & is subject to the terms, conditions & exclusions of the insurance policy available at www.f-secure.com/en/legal/terms/lms/terms-of-service. F-Secure is not a licensed insurer or insurance agent. Subscription Information: If you subscribe through the app, your subscription will be charged to your Apple account. Your subscription will automatically renew at the end of each subscription term, unless you turn off auto-renewal. Auto-renewal may be turned off at any time by going to your settings in the App Store after purchase, but must do so within 24 hours before the end of your current subscription term to avoid renewal. Any unused portion of a free trial period, if offered, may be forfeited when you purchase a subscription.

About

Trend Micro Mobile Security

Enhance your digital safety with comprehensive protection against malicious websites, trackers, and privacy invasions. This app offers web browsing optimization, iMessage link scanning, Wi-Fi security checks, and parental controls for a safer online experience.

Highlights
  • Malicious website, ad & tracker blocking
  • Web Guard for safe browsing
  • iMessage protection
  • Wi-Fi network security scanning
  • Parental Control tools
  • Secure QR Code Scanner
Features
Read full description

Trend Micro™ Mobile Security helps protect your personal information from phishing websites and scam messages, reduce unwanted tracking, and check for security risks before they interrupt your day. Key features Web Guard 
 Blocks malicious websites and identity-stealing scams in your preferred browser and other apps that open websites. Turn on Block Trackers to limit unwanted online tracking. Review blocked websites and manage exceptions with your Approved List. SafeSurfing with Pay Guard 
 Provides a built-in secure browser that blocks unsafe websites, intrusive ads, and trackers. When you visit shopping or banking websites, Pay Guard checks for fraudulent sites and scans your Wi-Fi connection and device status for security risks. Fraud Buster 
Checks messages from unknown senders for suspicious links and scams. Enable SMS Filtering to keep risky messages out of your inbox, and report spam messages to Trend Micro. Calendar Guard 
Automatically scans your calendar events for suspicious links and warns you about potential security risks. Use it alongside Web Guard to help block malicious links. Wi-Fi Checker 
Checks your Wi-Fi connection for potential security risks and alerts you to help make informed decisions about the networks you use. Secure QR Code Scanner 
 Scans QR codes and checks their links for risks before opening them. Device Access Status 
Checks whether a passcode is set, your iOS software is up to date, and your device shows signs of unauthorized iOS modifications. Data Usage Monitors your cellular and Wi-Fi data usage. Set up your cellular data plan and billing period to track usage and avoid overage charges. Try premium protection Start your free trial to explore premium features. After the trial ends, a paid subscription or valid premium license is required to continue using them. The free version includes:
 Secure QR Code Scanner
 Device Access Status 
Choose from available subscriptions and license options in the app. Review current pricing and plan details there. Some features require setup and permissions. Web Guard uses a VPN to filter website connections. Feature availability may vary by device, region, and plan. Subscription information For purchases through the App Store, payment is charged to your Apple Account at purchase confirmation or after any applicable free trial. Subscriptions renew automatically unless automatic renewal is turned off at least 24 hours before the current period ends. Your account will be charged for renewal within 24 hours before the end of that period. You can manage your subscription and turn off automatic renewal in your Apple Account settings after purchase. To avoid renewal of a free trial subscription, cancel at least 24 hours before the trial ends. Any unused portion of a free trial, if offered, will be forfeited when you purchase a subscription, where applicable. Privacy Policy:
https://www.trendmicro.com/en/about/trust-center/privacy/notice.html Terms of Use:
https://www.trendmicro.com/en_us/about/legal.html?modal=en-english-tm-apps-conditionspdf#tabs-825fcd-1

Screenshots

F4 screens
Trend Micro Mobile Security4 screens

Verdict

The call

The clearest difference is monetization model: Trend Micro Mobile Security at free with in-app purchases against F's subscription. Trend Micro Mobile Security also leads on review sentiment (68% vs 57%). F's advantage is chart position (#171 vs unranked) and ratings volume (107K vs 29K). On price, rating, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. F sells 10 in-app purchases, starting at $2.99 per month and Trend Micro Mobile Security sells 8 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for F against 4.7 for Trend Micro Mobile Security. Both are backed by a comparable volume of ratings — 107K and 29K respectively. Written reviews are what separate them: 57% of F's written reviews are positive against 68% of Trend Micro Mobile Security's.

UpkeepUpdate frequency

F ships an update every 6 weeks, Trend Micro Mobile Security every 3 weeks. Both last shipped on September 24, 2026.

Scorecard5 real differences · 6 level
F versus Trend Micro Mobile Security: the parameters behind the verdict, then further details
ParameterFTrend Micro Mobile Security
PriceFreeFree
Rating4.6 (107K ratings)4.7 (29K ratings) — better
Positive reviews57.3% of reviews68.2% of reviews — better
Number of ratings107K — better29K
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
Best chart rank#171 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size104 MB158 MB
Age rating4+17+
DeveloperF-Secure CorporationTrend Micro, Incorporated

Customer experience

F

All ratings107,009 ratings
Positive91.6%
Neutral4.1%
Negative4.2%
Written reviews548 reviews
Positive57.3%
Neutral6.0%
Negative36.7%

Trend Micro Mobile Security

All ratings28,561 ratings
Positive94.3%
Neutral2.9%
Negative2.7%
Written reviews584 reviews
Positive68.2%
Neutral6.0%
Negative25.9%

User reviews

F

From 107K App Store ratings

What we love

  • 🚀 Exceptional app
  • 🔒 Safe and secure
  • 🔒 Excellent protection
  • 🚀 Reliable and stable
  • 🔒 Keeping me safe online

Room to improve

  • 🐛 Crashes all the time
  • 🐛 Not working
  • 🐛 Lookout upgrades without consent
  • 🐛 Impossible to cancel
  • 🐛 Cancels ad-blockers

Trend Micro Mobile Security

From 29K App Store ratings

What we love

  • 🚀 Excellent security protection
  • 👍 Easy to use and set up
  • 🔒 Robust privacy and web protection
  • 🔒 Detects and blocks malicious websites
  • 💡 Helpful privacy scanner and settings

Room to improve

  • 🐛 Connectivity issues with VPN
  • 🐛 Frequent 'things to fix' notifications
  • 🐛 Renewal process can be confusing
  • 🐛 Compatibility issues with some apps
  • 🔋 Can slow down device performance

Bugs and requests

F

Reported bugs

5 issues
  • Lookout app not working on iPhone 11
  • Notifications not working
  • Subscription issues
  • Locating feature not working
  • VPN disconnection issues

Requested features

5 requests
  • Ability to contact support
  • Malware detection and removal
  • Real-time phone/app scanning
  • Security report generation
  • Dark mode option

Trend Micro Mobile Security

Reported bugs

3 issues
  • Inability to approve WiFi networks
  • Notifications that can't be permanently disabled
  • Intermittent disconnections and reconnections

Requested features

3 requests
  • Expand social media protection to more platforms
  • Add camera protection and permission control
  • Improve subscription management and renewal process

In-app purchases

10 purchases

F

Subscriptions10
  • Lookout Premium$2.991 Month
  • Mobile Security Premium$4.991 Month
  • Lookout Premium Plus2 variants$9.991 Month
Show 7 more
  • Lookout Premium Plus Trial1 Month trial$9.991 Month
  • Lookout Premium Plus14 Days trial$9.991 Month
  • Lookout Premium$29.991 Year
  • Lookout Premium1 Year trial$29.991 Year
  • Lookout Premium Plus14 Days trial$59.991 Year
  • Lookout Premium Plus$99.991 Year
  • Lookout Premium Plus1 Year trial$99.991 Year
8 purchases

Trend Micro Mobile Security

Subscriptions6
  • Monthly$4.991 Month
  • Monthly14 Days trial$4.991 Month
  • Monthly1 Month trial$4.991 Month
Show 3 more
  • Yearly14 Days trial$9.991 Year
  • Yearly$29.991 Year
  • Yearly1 Year trial$29.991 Year
One-time2
  • 1 Year License2 variants$29.99
  • 2 Years License2 variants$49.99

Questions

Is F free?
F is free to download, with in-app purchases available.
Is Trend Micro Mobile Security free?
Trend Micro Mobile Security is free to download, with in-app purchases available.
Which has better reviews, F or Trend Micro Mobile Security?
Trend Micro Mobile Security is rated higher. F averages 4.6 out of 5 from 107K ratings, while Trend Micro Mobile Security averages 4.7 from 29K ratings.
Do F or Trend Micro Mobile Security have ads?
Neither F nor Trend Micro Mobile Security shows ads.
Which is updated more often, F or Trend Micro Mobile Security?
F ships an update every 6 weeks, and Trend Micro Mobile Security every 3 weeks. Most recently, F was updated on September 24, 2026 and Trend Micro Mobile Security on September 24, 2026.

Other comparisons